1. Abraham, E. P., and H. W. Florey: Antibiotics from chromogenic bacteria. In: H. W. Florey, E. Chain, N. G. Heatley, M. A. Jennings, A. G. Sanders, E. P. Abraham and M. E. Florey, Antibiotics, vol. 1, p. 537. London: Oxford University Press 1949.
2. Amako, T. H.: Beiträge zur Kenntnis der Farbstoffbildung des Bacillus prodigiosus. Zentr. Bakteriol., Parasitenk., Abt. I, Orig. 116, 494, 499 (1930).
3. Angeles, L. T., R. P. Williams, and C. L. Gott: Effect of variation in medium on chloroquine inhibition of pigment production by Serratia marcescens. Acta Med. Philippina 1, Ser. II, 131 (1965).
4. Arcamone, F., A. Dimarco, M. Ghione e T. Scotti: Studi sul pigmento simile alla prodigiosina prodotto da alcuni Actinomiceti. Giorn. microbiol. 4, 77 (1957).
5. Balamuth, W., and M. M. Brent: Biological studies on Entamoeba histolytica. IV. Direct action of the antibiotic, prodigiosin. Proc. Soc. Exptl. Biol. Med. 75, 374 (1950).